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java Programming Glossary: numberWhy is processing a sorted array faster than an unsorted array? http://stackoverflow.com/questions/11227809/why-is-processing-a-sorted-array-faster-than-an-unsorted-array So how would you strategically guess to minimize the number of times that the train must back up and go down the other path..
How to round a number to n decimal places in Java http://stackoverflow.com/questions/153724/how-to-round-a-number-to-n-decimal-places-in-java to round a number to n decimal places in Java What I'd like is a method to convert.. to be rounded is a 5 it always rounds up the previous number. This is the standard method of rounding most people expect.. returns 0.91239 which is great however it always displays numbers with 5 decimal places even if they are not significant String.format..
How to discover memory usage of my application in Android http://stackoverflow.com/questions/2298208/how-to-discover-memory-usage-of-my-application-in-android chances of you actually correctly interpreting whatever numbers you get is extremely low. Pretty much every time I look at.. low. Pretty much every time I look at memory usage numbers with other engineers there is always a long discussion about.. up all of the processes you would probably end up with a number much greater than the actual total RAM. The Pss number is a..
What is a serialVersionUID and why should I use it? http://stackoverflow.com/questions/285793/what-is-a-serialversionuid-and-why-should-i-use-it runtime associates with each serializable class a version number called a serialVersionUID which is used during deserialization..
GUI not working after rewriting to MVC http://stackoverflow.com/questions/3066590/gui-not-working-after-rewriting-to-mvc in the Converter application and suggested by the large number of EventListener subinterfaces and implementing classes. A third..
How do servlets work? Instantiation, session variables and multithreading http://stackoverflow.com/questions/3106452/how-do-servlets-work-instantiation-session-variables-and-multithreading webserver which listens on HTTP requests on a certain port number which is usually 80. When a client user with a webbrowser sends..
Design Patterns web based applications http://stackoverflow.com/questions/3541077/design-patterns-web-based-applications and so on and in this way we ended up having a large number of servlets. Now we are changing our design. My question is..
Generating random numbers in a range with Java http://stackoverflow.com/questions/363681/generating-random-numbers-in-a-range-with-java random numbers in a range with Java I am trying to generate a random number.. in a range with Java I am trying to generate a random number with Java but random in a specific range. For example my range.. meaning that 5 is the smallest possible value the random number can take and 10 is the biggest. Any other number in between..
In Java, what is the best way to determine the size of an object? http://stackoverflow.com/questions/52353/in-java-what-is-the-best-way-to-determine-the-size-of-an-object with piles of data rows. I give the user a summary of the number of rows based on types of data but I want to make sure that..
Scanner issue when using nextLine after nextXXX http://stackoverflow.com/questions/7056749/scanner-issue-when-using-nextline-after-nextxxx static void main String args System.out.print Insert a number int number input.nextInt System.out.print Text1 String text1.. main String args System.out.print Insert a number int number input.nextInt System.out.print Text1 String text1 input.nextLine.. Text2 String text2 input.nextLine Output Insert a number 55 Text1 Text2 Hi there As you can see the program skipped String..
The Use of Multiple JFrames, Good/Bad Practice? http://stackoverflow.com/questions/9554636/the-use-of-multiple-jframes-good-bad-practice in frames if that was the desired behavior. There are any number of ways of displaying many elements in one GUI e.g. CardLayout..
How to maintain JTable cell rendering after cell edit http://stackoverflow.com/questions/10067060/how-to-maintain-jtable-cell-rendering-after-cell-edit renderer. Extending the default should be enough to handle Number formatting. In other cases it may be convenient to use an instance.. import java.awt.event.MouseEvent import java.text.NumberFormat import java.util.EventObject import javax.swing.DefaultCellEditor.. stackoverflow.com a 10067560 230513 public class RenderEditNumber extends JPanel private NumberFormat nf NumberFormat.getCurrencyInstance..
What is a raw type and why shouldn't we use it? http://stackoverflow.com/questions/2770321/what-is-a-raw-type-and-why-shouldnt-we-use-it See also What is the difference between E extends Number and Number java generics not covariance How's a raw type different.. also What is the difference between E extends Number and Number java generics not covariance How's a raw type different from..
How can I add to List<? extends Number> data structures? http://stackoverflow.com/questions/2776975/how-can-i-add-to-list-extends-number-data-structures can I add to List extends Number data structures I have a List which is declared like this List.. I have a List which is declared like this List extends Number foo3 new ArrayList Integer I tried to add 3 to foo3. However.. message like this The method add capture#1 of extends Number in the type List capture#1 of extends Number is not applicable..
Java generics - type erasure - when and what happens http://stackoverflow.com/questions/339699/java-generics-type-erasure-when-and-what-happens example say class A has a method empty Box T extends Number b . We compile A.java and get the class file A.class. Now we..
Java string to date conversion http://stackoverflow.com/questions/4216745/java-string-to-date-conversion 1996 96 M Month in year Month July Jul 07 w Week in year Number 27 W Week in month Number 2 D Day in year Number 189 d Day in.. Month July Jul 07 w Week in year Number 27 W Week in month Number 2 D Day in year Number 189 d Day in month Number 10 F Day of.. in year Number 27 W Week in month Number 2 D Day in year Number 189 d Day in month Number 10 F Day of week in month Number 2..
Multiple row selection in JTable http://stackoverflow.com/questions/4526779/multiple-row-selection-in-jtable Ten Boolean.FALSE private static final String COLUMNS Number CheckBox private DataModel dataModel new DataModel DATA COLUMNS..
http://stackoverflow.com/questions/1012874/hibernate-unidirectional-parent-child-relationship-delete-performs-update-on tables are Parent CREATE TABLE DRS_CHARITY_TRANSFER TSF_NO NUMBER 10 NOT NULL Primary Key FROM_LOC NUMBER 10 CHARITY_LOC_ID NUMBER.. TSF_NO NUMBER 10 NOT NULL Primary Key FROM_LOC NUMBER 10 CHARITY_LOC_ID NUMBER 10 STATUS VARCHAR2 1 CHAR CREATE_DATE.. 10 NOT NULL Primary Key FROM_LOC NUMBER 10 CHARITY_LOC_ID NUMBER 10 STATUS VARCHAR2 1 CHAR CREATE_DATE DATE EXT_REF_NO VARCHAR2..
private final static attribute vs private final attribute http://stackoverflow.com/questions/1415955/private-final-static-attribute-vs-private-final-attribute what's the difference between private final static int NUMBER 10 And private final int NUMBER 10 Both are private and both.. private final static int NUMBER 10 And private final int NUMBER 10 Both are private and both are final the difference is the.. no reason to have a declaration such as private final int NUMBER 10 If it cannot change there is no point having one copy per..
ejb lookup failing with NamingException http://stackoverflow.com/questions/1473939/ejb-lookup-failing-with-namingexception The matching ejbCreate METHOD method MUST HAVE THE SAME NUMBER AND TYPES OF ARGUMENTS. The create method for a stateless session..
How to call oracle stored procedure which include user-defined type in java? http://stackoverflow.com/questions/3626061/how-to-call-oracle-stored-procedure-which-include-user-defined-type-in-java as table of IDS create or replace type IDS as object id1 NUMBER id2 NUMBER id3 NUMBER How can I call getInfo in Java java oracle.. of IDS create or replace type IDS as object id1 NUMBER id2 NUMBER id3 NUMBER How can I call getInfo in Java java oracle stored.. or replace type IDS as object id1 NUMBER id2 NUMBER id3 NUMBER How can I call getInfo in Java java oracle stored procedures..
http://stackoverflow.com/questions/3631349/how-do-i-cure-the-cause-of-hibernate-exception-illegalargumentexception-occurre other integer type Note that the same application maps NUMBER columns in other tables to Integer objects but Hibernate does.. USER_NAME VARCHAR2 20 CHAR NOT NULL ENABLE USER_RV NUMBER NOT NULL ENABLE PRIMARY KEY USER_ID Environment Hibernate 3.3.2.GA..
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